public class Derive2 extends Derive1
{
    public Derive2() 
    {
    }
    public void f2()
    {
        System.out.println("Derive2::f2()");
    }	
    public void f3()
    {
        System.out.println("Derive2::f3()");
    }	
    public void f4()
    {
        System.out.println("Derive2::f4()");
    }	
}
